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Mirrors > Home > MPE Home > Th. List > domentr | Structured version Visualization version GIF version |
Description: Transitivity of dominance and equinumerosity. (Contributed by NM, 7-Jun-1998.) |
Ref | Expression |
---|---|
domentr | ⊢ ((𝐴 ≼ 𝐵 ∧ 𝐵 ≈ 𝐶) → 𝐴 ≼ 𝐶) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | endom 8926 | . 2 ⊢ (𝐵 ≈ 𝐶 → 𝐵 ≼ 𝐶) | |
2 | domtr 8954 | . 2 ⊢ ((𝐴 ≼ 𝐵 ∧ 𝐵 ≼ 𝐶) → 𝐴 ≼ 𝐶) | |
3 | 1, 2 | sylan2 593 | 1 ⊢ ((𝐴 ≼ 𝐵 ∧ 𝐵 ≈ 𝐶) → 𝐴 ≼ 𝐶) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 396 class class class wbr 5110 ≈ cen 8887 ≼ cdom 8888 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2702 ax-sep 5261 ax-nul 5268 ax-pow 5325 ax-pr 5389 ax-un 7677 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2533 df-eu 2562 df-clab 2709 df-cleq 2723 df-clel 2809 df-nfc 2884 df-ral 3061 df-rex 3070 df-rab 3406 df-v 3448 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-nul 4288 df-if 4492 df-pw 4567 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4871 df-br 5111 df-opab 5173 df-id 5536 df-xp 5644 df-rel 5645 df-cnv 5646 df-co 5647 df-dm 5648 df-rn 5649 df-res 5650 df-ima 5651 df-fun 6503 df-fn 6504 df-f 6505 df-f1 6506 df-f1o 6508 df-en 8891 df-dom 8892 |
This theorem is referenced by: domdifsn 9005 xpdom1g 9020 domunsncan 9023 sdomdomtr 9061 domen2 9071 mapdom2 9099 phpOLD 9173 unxpdom2 9205 sucxpdom 9206 xpfir 9217 fodomfi 9276 cardsdomelir 9918 infxpenlem 9958 xpct 9961 infpwfien 10007 inffien 10008 mappwen 10057 iunfictbso 10059 djuxpdom 10130 cdainflem 10132 djuinf 10133 djulepw 10137 ficardun2 10147 ficardun2OLD 10148 unctb 10150 infdjuabs 10151 infunabs 10152 infdju 10153 infdif 10154 infxpdom 10156 pwdjudom 10161 infmap2 10163 fictb 10190 cfslb 10211 fin1a2lem11 10355 fnct 10482 unirnfdomd 10512 iunctb 10519 alephreg 10527 cfpwsdom 10529 gchdomtri 10574 canthp1lem1 10597 pwfseqlem5 10608 pwxpndom 10611 gchdjuidm 10613 gchxpidm 10614 gchpwdom 10615 gchhar 10624 inttsk 10719 inar1 10720 tskcard 10726 znnen 16105 qnnen 16106 rpnnen 16120 rexpen 16121 aleph1irr 16139 cygctb 19683 1stcfb 22833 2ndcredom 22838 2ndcctbss 22843 hauspwdom 22889 tx2ndc 23039 met1stc 23914 met2ndci 23915 re2ndc 24201 opnreen 24231 ovolctb2 24893 ovolfi 24895 uniiccdif 24979 dyadmbl 25001 opnmblALT 25004 vitali 25014 mbfimaopnlem 25056 mbfsup 25065 aannenlem3 25727 dmvlsiga 32817 sigapildsys 32850 omssubadd 32989 carsgclctunlem3 33009 finminlem 34866 phpreu 36135 lindsdom 36145 mblfinlem1 36188 pellexlem4 41213 pellexlem5 41214 pr2dom 41921 tr3dom 41922 nnfoctb 43377 ioonct 43895 subsaliuncl 44719 caragenunicl 44885 aacllem 47368 |
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